Home / 762,626.58-1,143,946.38-194,008.20

Finding the Fourth Proportional to 762,626.58, 1,143,946.38 and 194,008.20

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Solution

The fourth proportional to 762,626.58, 1,143,946.38 and 194,008.20 is: 291,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,626.58 : 1,143,946.38 = 194,008.20 : x
  2. Step 2: Convert to fraction form
    762,626.58/1,143,946.38 = 194,008.20/x
  3. Step 3: Cross multiply
    762,626.58x = 1,143,946.38 × 194,008.20
  4. Step 4: Simplify right side
    762,626.58x = 221,934,978,080.32
  5. Step 5: Solve for x
    x = 221,934,978,080.32/762,626.58
  6. Step 6: Final answer
    x = 291,013.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.